20178487746

素因数分解:

$2^1\times 3^3\times {\mathrm{21601}}^1\times {\mathrm{17299}}^1$

素因数の和:38911

約数の個数: 32

約数和(自身を含む): 44845752000

約数和(自身を除く): 24667264254

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 17299, 21601, 34598, 43202, 51897, 64803, 103794, 129606, 155691, 194409, 311382, 388818, 467073, 583227, 934146, 1166454, 373675699, 747351398, 1121027097, 2242054194, 3363081291, 6726162582, 10089243873, 20178487746]

約数ペア:

[(1, 20178487746), (2, 10089243873), (3, 6726162582), (6, 3363081291), (9, 2242054194), (18, 1121027097), (27, 747351398), (54, 373675699), (17299, 1166454), (21601, 934146), (34598, 583227), (43202, 467073), (51897, 388818), (64803, 311382), (103794, 194409), (129606, 155691)]